diff --git a/day13/P1156/P1156.cpp b/day13/P1156/P1156.cpp
new file mode 100644
index 0000000..21c9607
--- /dev/null
+++ b/day13/P1156/P1156.cpp
@@ -0,0 +1,36 @@
+#include <algorithm>
+#include <climits>
+#include <ios>
+#include <iostream>
+using namespace std;
+
+const int MAX_T = 1000+5,MAX_FH=30+5,MAX_G=100+5;
+int D,G;
+struct Rubbish{
+    int T,F,H;
+}rub[MAX_G];
+int dp[MAX_G];
+
+int main(){
+    ios::sync_with_stdio(false),cin.tie(0),cout.tie(0);
+    dp[0]=10;
+    cin>>D>>G;
+    for(int i=1;i<=G;i++){
+        cin>>rub[i].T>>rub[i].F>>rub[i].H;
+    }
+    sort(rub+1,rub+1+G,[](Rubbish a,Rubbish b)->bool{
+        return a.T<b.T;
+    });
+    for(int i=1;i<=G;i++){
+        for(int j=D;j>=0;j--){
+            if(rub[i].T>dp[j])continue;
+            if(j+rub[i].H>=D){
+                cout<<rub[i].T<<endl;
+                return 0;
+            }
+            dp[j+rub[i].H] = max(dp[j],dp[j+rub[i].H]);
+            dp[j]=dp[j]+rub[i].F;
+        }
+    }
+    cout<<dp[0]<<endl;
+}
\ No newline at end of file
diff --git a/day13/P5662/P5662.cpp b/day13/P5662/P5662.cpp
new file mode 100644
index 0000000..c90bc4d
--- /dev/null
+++ b/day13/P5662/P5662.cpp
@@ -0,0 +1,28 @@
+#include <algorithm>
+#include <iostream>
+using namespace std;
+
+const int MAX_T=105,MAX_N=105,MAX_M=1e4+5;
+int T,N,M;
+int p[MAX_T][MAX_N];
+int dp[MAX_M];
+#define MEM(a,s,n){for(int i=1;i<=s;i++)a[i]=n;}
+
+int main(){
+    cin>>T>>N>>M;
+    for(int i=1;i<=T;i++){
+        for(int j=1;j<=N;j++){
+            cin>>p[i][j];
+        }
+    }
+    for(int i=1;i<T;i++){
+        MEM(dp,MAX_M-1,0);
+        for(int j=1;j<=N;j++){
+            for(int k=p[i][j];k<=M;k++){
+                dp[k]=max(dp[k],dp[k-p[i][j]]+p[i+1][j]-p[i][j]);
+            }
+        }
+        M+=dp[M];
+    }
+    cout<<M<<endl;
+}
\ No newline at end of file
diff --git a/xmake.lua b/xmake.lua
index 4c07c6c..4d6b7b5 100644
--- a/xmake.lua
+++ b/xmake.lua
@@ -169,4 +169,12 @@ target("P1049")
 
 target("P1507")
     set_rundir("day13/P1507")
-    add_files("day13/P1507/P1507.cpp")
\ No newline at end of file
+    add_files("day13/P1507/P1507.cpp")
+
+target("P1156")
+    set_rundir("day13/P1156")
+    add_files("day13/P1156/P1156.cpp")
+
+target("P5662")
+    set_rundir("day13/P5662")
+    add_files("day13/P5662/P5662.cpp")
\ No newline at end of file